<?php

class ControllerProductProduct extends Controller {

    private $error = array();

    public function index() {
        $this->language->load('product/product');

        $this->data['breadcrumbs'] = array();

        $this->data['breadcrumbs'][] = array(
            'text' => $this->language->get('text_home'),
            'href' => $this->url->link('common/home'),
            'separator' => false
        );

        $this->load->model('catalog/category');

        if (isset($this->request->get['path'])) {
            $path = '';

            $parts = explode('_', (string) $this->request->get['path']);

            $category_id = (int) array_pop($parts);

            foreach ($parts as $path_id) {
                if (!$path) {
                    $path = $path_id;
                } else {
                    $path .= '_' . $path_id;
                }

                $category_info = $this->model_catalog_category->getCategory($path_id);

                if ($category_info) {
                    $this->data['breadcrumbs'][] = array(
                        'text' => $category_info['name'],
                        'href' => $this->url->link('product/category', 'path=' . $path),
                        'separator' => $this->language->get('text_separator')
                    );
                }
            }

            // Set the last category breadcrumb
            $category_info = $this->model_catalog_category->getCategory($category_id);

            if ($category_info) {
                $url = '';

                if (isset($this->request->get['sort'])) {
                    $url .= '&sort=' . $this->request->get['sort'];
                }

                if (isset($this->request->get['order'])) {
                    $url .= '&order=' . $this->request->get['order'];
                }

                if (isset($this->request->get['page'])) {
                    $url .= '&page=' . $this->request->get['page'];
                }

                if (isset($this->request->get['limit'])) {
                    $url .= '&limit=' . $this->request->get['limit'];
                }

                $this->data['breadcrumbs'][] = array(
                    'text' => $category_info['name'],
                    'href' => $this->url->link('product/category', 'path=' . $this->request->get['path'] . $url),
                    'separator' => $this->language->get('text_separator')
                );
            }
        }

        $this->load->model('catalog/manufacturer');

        if (isset($this->request->get['manufacturer_id'])) {
            $this->data['breadcrumbs'][] = array(
                'text' => $this->language->get('text_brand'),
                'href' => $this->url->link('product/manufacturer'),
                'separator' => $this->language->get('text_separator')
            );

            $url = '';

            if (isset($this->request->get['sort'])) {
                $url .= '&sort=' . $this->request->get['sort'];
            }

            if (isset($this->request->get['order'])) {
                $url .= '&order=' . $this->request->get['order'];
            }

            if (isset($this->request->get['page'])) {
                $url .= '&page=' . $this->request->get['page'];
            }

            if (isset($this->request->get['limit'])) {
                $url .= '&limit=' . $this->request->get['limit'];
            }

            $manufacturer_info = $this->model_catalog_manufacturer->getManufacturer($this->request->get['manufacturer_id']);

            if ($manufacturer_info) {
                $this->data['breadcrumbs'][] = array(
                    'text' => $manufacturer_info['name'],
                    'href' => $this->url->link('product/manufacturer/info', 'manufacturer_id=' . $this->request->get['manufacturer_id'] . $url),
                    'separator' => $this->language->get('text_separator')
                );
            }
        }

        if (isset($this->request->get['search']) || isset($this->request->get['tag'])) {
            $url = '';

            if (isset($this->request->get['search'])) {
                $url .= '&search=' . $this->request->get['search'];
            }

            if (isset($this->request->get['tag'])) {
                $url .= '&tag=' . $this->request->get['tag'];
            }

            if (isset($this->request->get['description'])) {
                $url .= '&description=' . $this->request->get['description'];
            }

            if (isset($this->request->get['category_id'])) {
                $url .= '&category_id=' . $this->request->get['category_id'];
            }

            if (isset($this->request->get['sub_category'])) {
                $url .= '&sub_category=' . $this->request->get['sub_category'];
            }

            if (isset($this->request->get['sort'])) {
                $url .= '&sort=' . $this->request->get['sort'];
            }

            if (isset($this->request->get['order'])) {
                $url .= '&order=' . $this->request->get['order'];
            }

            if (isset($this->request->get['page'])) {
                $url .= '&page=' . $this->request->get['page'];
            }

            if (isset($this->request->get['limit'])) {
                $url .= '&limit=' . $this->request->get['limit'];
            }

            $this->data['breadcrumbs'][] = array(
                'text' => $this->language->get('text_search'),
                'href' => $this->url->link('product/search', $url),
                'separator' => $this->language->get('text_separator')
            );
        }

        if (isset($this->request->get['product_id'])) {
            $product_id = (int) $this->request->get['product_id'];
        } else {
            $product_id = 0;
        }

        $this->load->model('catalog/product');

        $product_info = $this->model_catalog_product->getProduct($product_id);

        if ($product_info) {
            $url = '';

            if (isset($this->request->get['path'])) {
                $url .= '&path=' . $this->request->get['path'];
            }

            if (isset($this->request->get['filter'])) {
                $url .= '&filter=' . $this->request->get['filter'];
            }

            if (isset($this->request->get['manufacturer_id'])) {
                $url .= '&manufacturer_id=' . $this->request->get['manufacturer_id'];
            }

            if (isset($this->request->get['search'])) {
                $url .= '&search=' . $this->request->get['search'];
            }

            if (isset($this->request->get['tag'])) {
                $url .= '&tag=' . $this->request->get['tag'];
            }

            if (isset($this->request->get['description'])) {
                $url .= '&description=' . $this->request->get['description'];
            }

            if (isset($this->request->get['category_id'])) {
                $url .= '&category_id=' . $this->request->get['category_id'];
            }

            if (isset($this->request->get['sub_category'])) {
                $url .= '&sub_category=' . $this->request->get['sub_category'];
            }

            if (isset($this->request->get['sort'])) {
                $url .= '&sort=' . $this->request->get['sort'];
            }

            if (isset($this->request->get['order'])) {
                $url .= '&order=' . $this->request->get['order'];
            }

            if (isset($this->request->get['page'])) {
                $url .= '&page=' . $this->request->get['page'];
            }

            if (isset($this->request->get['limit'])) {
                $url .= '&limit=' . $this->request->get['limit'];
            }

            $this->data['breadcrumbs'][] = array(
                'text' => $product_info['name'],
                'href' => $this->url->link('product/product', $url . '&product_id=' . $this->request->get['product_id']),
                'separator' => $this->language->get('text_separator')
            );

            $this->document->setTitle($product_info['name']);
            $this->document->setDescription($product_info['meta_description']);
            $this->document->setKeywords($product_info['meta_keyword']);
            $this->document->addLink($this->url->link('product/product', 'product_id=' . $this->request->get['product_id']), 'canonical');
            $this->document->addScript('catalog/view/javascript/jquery/tabs.js');
            $this->document->addScript('catalog/view/javascript/jquery/colorbox/jquery.colorbox-min.js');
            $this->document->addStyle('catalog/view/javascript/jquery/colorbox/colorbox.css');

            $this->data['heading_title'] = $product_info['name'];

            $this->data['text_select'] = $this->language->get('text_select');
            $this->data['text_manufacturer'] = $this->language->get('text_manufacturer');
            $this->data['text_model'] = $this->language->get('text_model');
            $this->data['text_reward'] = $this->language->get('text_reward');
            $this->data['text_points'] = $this->language->get('text_points');
            $this->data['text_discount'] = $this->language->get('text_discount');
            $this->data['text_stock'] = $this->language->get('text_stock');
            $this->data['text_price'] = $this->language->get('text_price');
            $this->data['text_tax'] = $this->language->get('text_tax');
            $this->data['text_discount'] = $this->language->get('text_discount');
            $this->data['text_option'] = $this->language->get('text_option');
            $this->data['text_qty'] = $this->language->get('text_qty');
            $this->data['text_minimum'] = sprintf($this->language->get('text_minimum'), $product_info['minimum']);
            $this->data['text_or'] = $this->language->get('text_or');
            $this->data['text_write'] = $this->language->get('text_write');
            $this->data['text_note'] = $this->language->get('text_note');
            $this->data['text_share'] = $this->language->get('text_share');
            $this->data['text_wait'] = $this->language->get('text_wait');
            $this->data['text_tags'] = $this->language->get('text_tags');

            $this->data['entry_name'] = $this->language->get('entry_name');
            $this->data['entry_review'] = $this->language->get('entry_review');
            $this->data['entry_rating'] = $this->language->get('entry_rating');
            $this->data['entry_good'] = $this->language->get('entry_good');
            $this->data['entry_bad'] = $this->language->get('entry_bad');
            $this->data['entry_captcha'] = $this->language->get('entry_captcha');

            $this->data['button_cart'] = $this->language->get('button_cart');
            $this->data['button_wishlist'] = $this->language->get('button_wishlist');
            $this->data['button_compare'] = $this->language->get('button_compare');
            $this->data['button_upload'] = $this->language->get('button_upload');
            $this->data['button_continue'] = $this->language->get('button_continue');

            $this->load->model('catalog/review');

            $this->data['tab_description'] = $this->language->get('tab_description');
            $this->data['tab_attribute'] = $this->language->get('tab_attribute');
            $this->data['tab_review'] = sprintf($this->language->get('tab_review'), $product_info['reviews']);
            $this->data['tab_related'] = $this->language->get('tab_related');

            $this->data['product_id'] = $this->request->get['product_id'];
            $this->data['manufacturer'] = $product_info['manufacturer'];
            $this->data['manufacturers'] = $this->url->link('product/manufacturer/info', 'manufacturer_id=' . $product_info['manufacturer_id']);
            $this->data['model'] = $product_info['model'];
            $this->data['reward'] = $product_info['reward'];
            $this->data['points'] = $product_info['points'];
            if ($product_info['quantity'] <= 0) {
                $this->data['stock'] = $product_info['stock_status'];
            } elseif ($this->config->get('config_stock_display')) {
                $this->data['stock'] = $product_info['quantity'];
            } else {
                $this->data['stock'] = $this->language->get('text_instock');
            }

            $this->load->model('tool/image');

            if ($product_info['image']) {
                $this->data['popup'] = $this->model_tool_image->resize($product_info['image'], $this->config->get('config_image_popup_width'), $this->config->get('config_image_popup_height'));
            } else {
                $this->data['popup'] = '';
            }

            if ($product_info['image']) {
                $this->data['thumbfull'] = $this->config->get('config_url') . "image/" . $product_info['image'];
                $this->data['thumb'] = $this->model_tool_image->resize($product_info['image'], $this->config->get('config_image_thumb_width'), $this->config->get('config_image_thumb_height'));
            } else {
                $this->data['thumb'] = '';
            }

            $this->data['images'] = array();

            $results = $this->model_catalog_product->getProductImages($this->request->get['product_id']);

            foreach ($results as $result) {
                $this->data['images'][] = array(
                    'popup' => $this->model_tool_image->resize($result['image'], $this->config->get('config_image_popup_width'), $this->config->get('config_image_popup_height')),
                    'thumb' => $this->model_tool_image->resize($result['image'], $this->config->get('config_image_additional_width'), $this->config->get('config_image_additional_height')),
                );
            }

            if (($this->config->get('config_customer_price') && $this->customer->isLogged()) || !$this->config->get('config_customer_price')) {
                $this->data['price'] = $this->currency->format($this->tax->calculate($product_info['price'], $product_info['tax_class_id'], $this->config->get('config_tax')));
            } else {
                $this->data['price'] = false;
            }

            if ((float) $product_info['special']) {
                $this->data['special'] = $this->currency->format($this->tax->calculate($product_info['special'], $product_info['tax_class_id'], $this->config->get('config_tax')));
            } else {
                $this->data['special'] = false;
            }

            if ($this->config->get('config_tax')) {
                $this->data['tax'] = $this->currency->format((float) $product_info['special'] ? $product_info['special'] : $product_info['price']);
            } else {
                $this->data['tax'] = false;
            }

            $discounts = $this->model_catalog_product->getProductDiscounts($this->request->get['product_id']);

            $this->data['discounts'] = array();

            foreach ($discounts as $discount) {
                $this->data['discounts'][] = array(
                    'quantity' => $discount['quantity'],
                    'price' => $this->currency->format($this->tax->calculate($discount['price'], $product_info['tax_class_id'], $this->config->get('config_tax')))
                );
            }

            $this->data['options'] = array();

            foreach ($this->model_catalog_product->getProductOptions($this->request->get['product_id']) as $option) {
                if ($option['type'] == 'select' || $option['type'] == 'radio' || $option['type'] == 'checkbox' || $option['type'] == 'image') {
                    $option_value_data = array();

                    foreach ($option['option_value'] as $option_value) {
                        if (!$option_value['subtract'] || ($option_value['quantity'] > 0)) {
                            if ((($this->config->get('config_customer_price') && $this->customer->isLogged()) || !$this->config->get('config_customer_price')) && (float) $option_value['price']) {
                                $price = $this->currency->format($this->tax->calculate($option_value['price'], $product_info['tax_class_id'], $this->config->get('config_tax')));
                            } else {
                                $price = false;
                            }

                            $option_value_data[] = array(
                                'product_option_value_id' => $option_value['product_option_value_id'],
                                'option_value_id' => $option_value['option_value_id'],
                                'name' => $option_value['name'],
                                'image' => $this->model_tool_image->resize($option_value['image'], 50, 50),
                                'price' => $price,
                                'price_prefix' => $option_value['price_prefix']
                            );
                        }
                    }

                    $this->data['options'][] = array(
                        'product_option_id' => $option['product_option_id'],
                        'option_id' => $option['option_id'],
                        'name' => $option['name'],
                        'type' => $option['type'],
                        'option_value' => $option_value_data,
                        'required' => $option['required']
                    );
                } elseif ($option['type'] == 'text' || $option['type'] == 'textarea' || $option['type'] == 'file' || $option['type'] == 'date' || $option['type'] == 'datetime' || $option['type'] == 'time') {
                    $this->data['options'][] = array(
                        'product_option_id' => $option['product_option_id'],
                        'option_id' => $option['option_id'],
                        'name' => $option['name'],
                        'type' => $option['type'],
                        'option_value' => $option['option_value'],
                        'required' => $option['required']
                    );
                }
            }

            if ($product_info['minimum']) {
                $this->data['minimum'] = $product_info['minimum'];
            } else {
                $this->data['minimum'] = 1;
            }

            $this->data['review_status'] = $this->config->get('config_review_status');
            $this->data['reviews'] = sprintf($this->language->get('text_reviews'), (int) $product_info['reviews']);
            $this->data['rating'] = (int) $product_info['rating'];
            $this->data['description'] = html_entity_decode($product_info['description'], ENT_QUOTES, 'UTF-8');
            $this->data['attribute_groups'] = $this->model_catalog_product->getProductAttributes($this->request->get['product_id']);

            $this->data['products'] = array();

            $results = $this->model_catalog_product->getProductRelated($this->request->get['product_id']);

            foreach ($results as $result) {
                if ($result['image']) {
                    $image = $this->model_tool_image->resize($result['image'], $this->config->get('config_image_related_width'), $this->config->get('config_image_related_height'));
                } else {
                    $image = false;
                }

                if (($this->config->get('config_customer_price') && $this->customer->isLogged()) || !$this->config->get('config_customer_price')) {
                    $price = $this->currency->format($this->tax->calculate($result['price'], $result['tax_class_id'], $this->config->get('config_tax')));
                } else {
                    $price = false;
                }

                if ((float) $result['special']) {
                    $special = $this->currency->format($this->tax->calculate($result['special'], $result['tax_class_id'], $this->config->get('config_tax')));
                } else {
                    $special = false;
                }

                if ($this->config->get('config_review_status')) {
                    $rating = (int) $result['rating'];
                } else {
                    $rating = false;
                }

                $this->data['products'][] = array(
                    'product_id' => $result['product_id'],
                    'thumb' => $image,
                    'name' => $result['name'],
                    'price' => $price,
                    'special' => $special,
                    'rating' => $rating,
                    'reviews' => sprintf($this->language->get('text_reviews'), (int) $result['reviews']),
                    'href' => $this->url->link('product/product', 'product_id=' . $result['product_id'])
                );
            }

            $this->data['tags'] = array();

            if ($product_info['tag']) {
                $tags = explode(',', $product_info['tag']);

                foreach ($tags as $tag) {
                    $this->data['tags'][] = array(
                        'tag' => trim($tag),
                        'href' => $this->url->link('product/search', 'tag=' . trim($tag))
                    );
                }
            }

            $this->data['text_payment_profile'] = $this->language->get('text_payment_profile');
            $this->data['profiles'] = $this->model_catalog_product->getProfiles($product_info['product_id']);

            $this->model_catalog_product->updateViewed($this->request->get['product_id']);

            if (file_exists(DIR_TEMPLATE . $this->config->get('config_template') . '/template/product/product.tpl')) {
                $this->template = $this->config->get('config_template') . '/template/product/product.tpl';
            } else {
                $this->template = 'default/template/product/product.tpl';
            }

            $this->children = array(
                'common/column_left',
                'common/column_right',
                'common/content_top',
                'common/content_bottom',
                'common/footer',
                'common/header'
            );

            $this->response->setOutput($this->render());
        } else {
            $url = '';

            if (isset($this->request->get['path'])) {
                $url .= '&path=' . $this->request->get['path'];
            }

            if (isset($this->request->get['filter'])) {
                $url .= '&filter=' . $this->request->get['filter'];
            }

            if (isset($this->request->get['manufacturer_id'])) {
                $url .= '&manufacturer_id=' . $this->request->get['manufacturer_id'];
            }

            if (isset($this->request->get['search'])) {
                $url .= '&search=' . $this->request->get['search'];
            }

            if (isset($this->request->get['tag'])) {
                $url .= '&tag=' . $this->request->get['tag'];
            }

            if (isset($this->request->get['description'])) {
                $url .= '&description=' . $this->request->get['description'];
            }

            if (isset($this->request->get['category_id'])) {
                $url .= '&category_id=' . $this->request->get['category_id'];
            }

            if (isset($this->request->get['sub_category'])) {
                $url .= '&sub_category=' . $this->request->get['sub_category'];
            }

            if (isset($this->request->get['sort'])) {
                $url .= '&sort=' . $this->request->get['sort'];
            }

            if (isset($this->request->get['order'])) {
                $url .= '&order=' . $this->request->get['order'];
            }

            if (isset($this->request->get['page'])) {
                $url .= '&page=' . $this->request->get['page'];
            }

            if (isset($this->request->get['limit'])) {
                $url .= '&limit=' . $this->request->get['limit'];
            }

            $this->data['breadcrumbs'][] = array(
                'text' => $this->language->get('text_error'),
                'href' => $this->url->link('product/product', $url . '&product_id=' . $product_id),
                'separator' => $this->language->get('text_separator')
            );

            $this->document->setTitle($this->language->get('text_error'));

            $this->data['heading_title'] = $this->language->get('text_error');

            $this->data['text_error'] = $this->language->get('text_error');

            $this->data['button_continue'] = $this->language->get('button_continue');

            $this->data['continue'] = $this->url->link('common/home');

            $this->response->addHeader($this->request->server['SERVER_PROTOCOL'] . '/1.1 404 Not Found');

            if (file_exists(DIR_TEMPLATE . $this->config->get('config_template') . '/template/error/not_found.tpl')) {
                $this->template = $this->config->get('config_template') . '/template/error/not_found.tpl';
            } else {
                $this->template = 'default/template/error/not_found.tpl';
            }

            $this->children = array(
                'common/column_left',
                'common/column_right',
                'common/content_top',
                'common/content_bottom',
                'common/footer',
                'common/header'
            );

            $this->response->setOutput($this->render());
        }
    }

    public function review() {
        $this->language->load('product/product');

        $this->load->model('catalog/review');

        $this->data['text_on'] = $this->language->get('text_on');
        $this->data['text_no_reviews'] = $this->language->get('text_no_reviews');

        if (isset($this->request->get['page'])) {
            $page = $this->request->get['page'];
        } else {
            $page = 1;
        }

        $this->data['reviews'] = array();

        $review_total = $this->model_catalog_review->getTotalReviewsByProductId($this->request->get['product_id']);

        $results = $this->model_catalog_review->getReviewsByProductId($this->request->get['product_id'], ($page - 1) * 5, 5);

        foreach ($results as $result) {
            $this->data['reviews'][] = array(
                'author' => $result['author'],
                'text' => $result['text'],
                'rating' => (int) $result['rating'],
                'reviews' => sprintf($this->language->get('text_reviews'), (int) $review_total),
                'date_added' => date($this->language->get('date_format_short'), strtotime($result['date_added']))
            );
        }

        $pagination = new Pagination();
        $pagination->total = $review_total;
        $pagination->page = $page;
        $pagination->limit = 5;
        $pagination->text = $this->language->get('text_pagination');
        $pagination->url = $this->url->link('product/product/review', 'product_id=' . $this->request->get['product_id'] . '&page={page}');

        $this->data['pagination'] = $pagination->render();

        if (file_exists(DIR_TEMPLATE . $this->config->get('config_template') . '/template/product/review.tpl')) {
            $this->template = $this->config->get('config_template') . '/template/product/review.tpl';
        } else {
            $this->template = 'default/template/product/review.tpl';
        }

        $this->response->setOutput($this->render());
    }

    public function getRecurringDescription() {
        $this->language->load('product/product');
        $this->load->model('catalog/product');

        if (isset($this->request->post['product_id'])) {
            $product_id = $this->request->post['product_id'];
        } else {
            $product_id = 0;
        }

        if (isset($this->request->post['profile_id'])) {
            $profile_id = $this->request->post['profile_id'];
        } else {
            $profile_id = 0;
        }

        if (isset($this->request->post['quantity'])) {
            $quantity = $this->request->post['quantity'];
        } else {
            $quantity = 1;
        }

        $product_info = $this->model_catalog_product->getProduct($product_id);
        $profile_info = $this->model_catalog_product->getProfile($product_id, $profile_id);

        $json = array();

        if ($product_info && $profile_info) {

            if (!$json) {
                $frequencies = array(
                    'day' => $this->language->get('text_day'),
                    'week' => $this->language->get('text_week'),
                    'semi_month' => $this->language->get('text_semi_month'),
                    'month' => $this->language->get('text_month'),
                    'year' => $this->language->get('text_year'),
                );

                if ($profile_info['trial_status'] == 1) {
                    $price = $this->currency->format($this->tax->calculate($profile_info['trial_price'] * $quantity, $product_info['tax_class_id'], $this->config->get('config_tax')));
                    $trial_text = sprintf($this->language->get('text_trial_description'), $price, $profile_info['trial_cycle'], $frequencies[$profile_info['trial_frequency']], $profile_info['trial_duration']) . ' ';
                } else {
                    $trial_text = '';
                }

                $price = $this->currency->format($this->tax->calculate($profile_info['price'] * $quantity, $product_info['tax_class_id'], $this->config->get('config_tax')));

                if ($profile_info['duration']) {
                    $text = $trial_text . sprintf($this->language->get('text_payment_description'), $price, $profile_info['cycle'], $frequencies[$profile_info['frequency']], $profile_info['duration']);
                } else {
                    $text = $trial_text . sprintf($this->language->get('text_payment_until_canceled_description'), $price, $profile_info['cycle'], $frequencies[$profile_info['frequency']], $profile_info['duration']);
                }

                $json['success'] = $text;
            }
        }

        $this->response->setOutput(json_encode($json));
    }

    public function write() {
        $this->language->load('product/product');

        $this->load->model('catalog/review');

        $json = array();

        if ($this->request->server['REQUEST_METHOD'] == 'POST') {
            if ((utf8_strlen($this->request->post['name']) < 3) || (utf8_strlen($this->request->post['name']) > 25)) {
                $json['error'] = $this->language->get('error_name');
            }

            if ((utf8_strlen($this->request->post['text']) < 25) || (utf8_strlen($this->request->post['text']) > 1000)) {
                $json['error'] = $this->language->get('error_text');
            }

            if (empty($this->request->post['rating'])) {
                $json['error'] = $this->language->get('error_rating');
            }

            if (empty($this->session->data['captcha']) || ($this->session->data['captcha'] != $this->request->post['captcha'])) {
                $json['error'] = $this->language->get('error_captcha');
            }

            if (!isset($json['error'])) {
                $this->model_catalog_review->addReview($this->request->get['product_id'], $this->request->post);

                $json['success'] = $this->language->get('text_success');
            }
        }

        $this->response->setOutput(json_encode($json));
    }

    public function captcha() {
        $this->load->library('captcha');

        $captcha = new Captcha();

        $this->session->data['captcha'] = $captcha->getCode();

        $captcha->showImage();
    }

    public function upload() {
        $this->language->load('product/product');

        $json = array();

        if (!empty($this->request->files['file']['name'])) {
            $filename = basename(preg_replace('/[^a-zA-Z0-9\.\-\s+]/', '', html_entity_decode($this->request->files['file']['name'], ENT_QUOTES, 'UTF-8')));

            if ((utf8_strlen($filename) < 3) || (utf8_strlen($filename) > 64)) {
                $json['error'] = $this->language->get('error_filename');
            }

            // Allowed file extension types
            $allowed = array();

            $filetypes = explode("\n", $this->config->get('config_file_extension_allowed'));

            foreach ($filetypes as $filetype) {
                $allowed[] = trim($filetype);
            }

            if (!in_array(substr(strrchr($filename, '.'), 1), $allowed)) {
                $json['error'] = $this->language->get('error_filetype');
            }

            // Allowed file mime types
            $allowed = array();

            $filetypes = explode("\n", $this->config->get('config_file_mime_allowed'));

            foreach ($filetypes as $filetype) {
                $allowed[] = trim($filetype);
            }

            if (!in_array($this->request->files['file']['type'], $allowed)) {
                $json['error'] = $this->language->get('error_filetype');
            }

            // Check to see if any PHP files are trying to be uploaded
            $content = file_get_contents($this->request->files['file']['tmp_name']);

            if (preg_match('/\<\?php/i', $content)) {
                $json['error'] = $this->language->get('error_filetype');
            }

            if ($this->request->files['file']['error'] != UPLOAD_ERR_OK) {
                $json['error'] = $this->language->get('error_upload_' . $this->request->files['file']['error']);
            }
        } else {
            $json['error'] = $this->language->get('error_upload');
        }

        if (!$json && is_uploaded_file($this->request->files['file']['tmp_name']) && file_exists($this->request->files['file']['tmp_name'])) {
            $file = basename($filename) . '.' . md5(mt_rand());

            // Hide the uploaded file name so people can not link to it directly.
            $json['file'] = $this->encryption->encrypt($file);

            move_uploaded_file($this->request->files['file']['tmp_name'], DIR_DOWNLOAD . $file);

            $json['success'] = $this->language->get('text_upload');
        }

        $this->response->setOutput(json_encode($json));
    }

}

?>